Vocabulary:

Math Terms

Games:

Burn Your Brain: Math
Math vs. Brain
Mathgems
Top-it McGraw-Hill addition
Sushi Monster

Five-O

This has math lessons to prepare the student for ACT but it can also be used for all math classes. There are other apps that are related that can prepare students for Algebra, Gre, etc. Check it out.

Manic Math
Math Ninja

Tutorials

Khan Academy